1.Bereken: ![{\displaystyle {\ce {10^2 \ + \ 10^4 =}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/cfb76a1a5d8a177b9aa771827b532ece8ff899d6)
![{\displaystyle {\ce {1{,}01.10^4}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/701a89e26e0a7de7bd64063061430ae2a0cca133)
![{\displaystyle {\ce {10^2 \ + \ 10^4 = 1.\, 10^2 \ + \ 100.10^2 \ = \ 101.10^2 \ = 1{,}01.10^4 \ }}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/16499dd88162d16158eb6c531c6f02983ae35247)
Denk er bij de laatste stap aan dat voor elke keer dat de exponent één groter wordt, het getal voor de exponent 10 kleiner wordt (of de komma een plek naar links schuift).
| 2.Bereken: ![{\displaystyle {\ce {10^{-2}\ + \ 10^{-3}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/5c3b8f263bb00e5e742cdf79fcb29ca5408c45dd)
![{\displaystyle {\ce {1{,}1.10^{-2}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/a1e87d8037b99b1c4f641692fcd30429e91633be)
![{\displaystyle {\ce {10^{-2}\ + \ 10^{-3}= 10.10^{-3}\ + \ 1.10^{-3}\ = \ 11.10^{-3}\ = 1{,}1.10^{-2}\ }}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/510a8c6838da652ed07220d07eb7eabe5ea811d4)
Denk er bij de laatste stap aan dat voor elke keer dat de exponent één groter wordt (-2 is groter dan -3!), het getal voor de exponent 10 kleiner wordt (of de komma een plek naar links schuift).
|
3.Bereken: ![{\displaystyle {\ce {7.10^{3}\ + \ 5.10^{2}\ =}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/eadd956e602f30d1f0cdba82c820715db95db029)
![{\displaystyle {\ce {7{,}5.10^{3}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/d202301089f88096a468f2f51ed1cfa48d180e4c)
![{\displaystyle {\ce {7.10^{-3}\ + \ 5.10^{-2}\ = 7.10^{-3}\ + \ 50.10^{-2}\ = 57.10^{-3}\ = 5{,}7.\, 10^{-2}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/5a499be96af3416f9b53ffdc6c951128c32e0eb2)
| 4.Bereken: ![{\displaystyle {\ce {6.10^{5}\ + \ 5.10^{7}\ =}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/2231e75d88b1a00ec80317c47ec4521ed6833339)
![{\displaystyle {\ce {5{,}06.\, 10^7}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/76d3697230cd5f1b4fead28152b03a8c7911a70b)
![{\displaystyle {\ce {6.10^{5}\ + \ 5.10^{7}\ = \ 6.10^{5}\ + \ 500.10^{5}\ = \ \ 506.10^{5}\ = \ 5{,}06.\, 10^7}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/8b04e9e9c691d1ad6920b67341c6ec6ae15615ba)
|
5.Bereken: ![{\displaystyle {\ce {3.10^{2}\ + \ 8.10^{1}\ =}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/82c481b340ec2dd026981d06cab7ed38f6dbc7ac) ![{\displaystyle {\ce {3{,}8.10^2}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/e9767cb8d47f543cde700b6c4959dbb570821a56) | 6.Bereken: ![{\displaystyle {\ce {5{,}1.10^{-3}\ + \ 8{,}6.10^{2}\ =}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/da2e9c92ff13f54e1a09c0967d3dc658bcdb5967)
![{\displaystyle {\ce {9{,}11.\, 10^2}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/1c92187378b1aa4771e178adec2ca03d14ecd9cb)
![{\displaystyle {\ce {5{,}1.10^{-3}\ + \ 8{,}6.10^{-2}\ = \ 5{,}1.10^{-3}\ + \ 86.10^{-3}\ = \ 91{,}1.10^{-3}\ = \ 9{,}11.10^{-2}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/82918700d19b3fd8a9860a8e7b03b27374dee996)
|
7.Bereken: ![{\displaystyle {\ce {5{,}1.10^{-2}\ + \ 8{,}6.10^{-3}\ =}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/5090225b87a896a6e11561996878d6bc64412dd7)
![{\displaystyle {\ce {5{,}96.10^2}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/1999c421b4ad788145ce802c8f25e8f44474b378)
![{\displaystyle {\ce {5{,}1.10^{-2}\ + \ 8{,}6.10^{-3}\ = \ 51.10^{-3}\ + \ 8{,}6.10^{-3}\ = \ 59{,}6.10^{-3}\ = \ 5{,}96.10^{-2}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/08a26e647e9b9b04046ae4f96dceb908987f33ac)
| 8.Bereken: ![{\displaystyle {\ce {3.10^{-3}\ - \ 5.10^{-4}\ =}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/8a4e1ef928c00b70b041b8e1bc69d70cf1318dc9)
![{\displaystyle {\ce {2{,}5.10^{-3}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/8a49a78463dbe6a0f76b908b279411e01bf9bc72)
![{\displaystyle {\ce {3.10^{-3}\ - \ 5.10^{-4}\ = 30.10^{-4}\ - \ 5.10^{-4}\ = 25.10^{-4}\ = 2{,}5.\, 10^{-3}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/a84c8c9e6bffa725964e155712eaccc0c13e2b19)
Denk er bij de laatste stap aan dat voor elke keer dat de exponent één groter wordt, het getal voor de exponent 10 kleiner wordt (of de komma een plek naar links schuift). En (-3) is groter dan (-4)!
|
9.Bereken: ![{\displaystyle {\ce {4{,}6.10^{10}\ - \ 5{,}7.10^{9}\ =}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/ee36dec2df27c36d0acfa9fd630bfdfd0bf925a8)
![{\displaystyle {\ce {4{,}03.10^{10}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/be97e05856a89ee4e4f6e0b960884017aab117b2)
![{\displaystyle {\ce {4{,}6.10^{10}\ - \ 5{,}7.10^{9}\ =46.10^{9}\ - \ 5{,}7.10^{9}\ = \ 40{,}3.10^{9}\ = \ 4{,}03.10^{10}}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/78ef1c26030616042be311bed5a7ddc2fc6e378f)
| 10.Bereken: ![{\displaystyle {\ce {8{,}41.10^6 \ - \ 5{,}7.10^{3}\ =}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/5b4dcb057867c2e5a238d1cc760eaffed94118d8)
![{\displaystyle {\ce {8{,}4043.10^6}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/eaa8620c9006e06b7578dd9057b4f3c7017d2917)
![{\displaystyle {\ce {8{,}41.10^6 \ - \ 5{,}7.10^{3}\ = \ 8410.10^3 \ - \ 5{,}7.10^{3}\ = \ 8404{,}3.10^3 \ = \ 8{,}4043.10^6}}}](https://wikimedia.org/api/rest_v1/media/math/render/svg/f6cc2b79bf6d103558cdc97d903d7f0ddcff4b10)
|