1. 4x(40+7)= (..... x ......) + (.... x .....) = ....... + ...... = 2. 10x (21 - 12= (..... x .......) + (.......x .....) = ........ + .......=

Question

Matematika Diposting : 2017-07-26 Diupdate : 2021-09-17 merryapril

Pertanyaan

1. 4x(40+7)= (..... x ......) + (.... x .....)
= ....... + ...... =
2. 10x (21 - 12= (..... x .......) + (.......x .....)
= ........ + .......=

Answer 1

1.
4 x (40+7)
= (4 x 40) + ( 4 x 7)
= 160 + 28
= 188

2.
10 x (21 - 12)
= (10 x 21) - (10 x 12)
= 210 - 120
= 90