Write 2subtraction facts for each addition fact.
786+114=900
Given 786+114=900
900-114786 900-786114
Hence, 900-114=786and 900-786=114 are 2subtraction facts.
8157+243=8400
Write a division fact for each of the repeated subtraction:
____-40-40=0
____÷_____=____
Also ____÷_____=____
28-7-7-7-7=___
____÷_____=_____
Also ____÷_____=_____