85 pencils
Great ideas Ben. Remember to prove your thinking with an explanation of how you worked this out. What did you do first? Then what did you do? We would love to hear how you solved the problem.
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85 because 70+10=80 3+2=5 and put it all togher 85
70+10=803+2=5so 72+13=85
72+13=85so i took the ten=80then i took the ones=5
Fish out the tens. (70, 10)70+10=80Now get the ones. (2,3)2+3=5get both the numbers(80,5)80+5=8572+13=85
72 and 13 =so i took the tens 70 and 10 =80 then the ones 2 and 3 =5 so its 85
72+13=85i took the tens=80then i took the ones=585
85 pencils
ReplyDeleteGreat ideas Ben. Remember to prove your thinking with an explanation of how you worked this out. What did you do first? Then what did you do? We would love to hear how you solved the problem.
DeleteThis comment has been removed by the author.
ReplyDelete85 because 70+10=80 3+2=5 and put it all togher 85
ReplyDelete70+10=80
ReplyDelete3+2=5
so 72+13=85
72+13=85
ReplyDeleteso i took the ten=80
then i took the ones=5
Fish out the tens. (70, 10)
ReplyDelete70+10=80
Now get the ones. (2,3)
2+3=5
get both the numbers(80,5)
80+5=85
72+13=85
72 and 13 =
ReplyDeleteso i took the tens 70 and 10 =80 then the ones 2 and 3 =5 so its 85
72+13=85
ReplyDeletei took the tens=80
then i took the ones=5
85