walt Solve number problems using more than one strategy
Ivan delivers newspapers. Every night he has 192 to deliver but only managed to get 34 done. How many newspapers does he have left to deliver?
34 + something = 192
i think its 158 because 34+something = 192 and then i did
100+58=158 and then i did 158 + 34 = 192.
+6 = 40+100+52=192
Jasper collected shells. The first day he collects 27, the second day 39 and on the third day 18. How many shells has Jasper collected in total?
84 because i did 27+39+18=84