Properties of Addition

Daniel Math Academy · Grade 5 Math

Properties of Addition

Skill B.4 · Adding & subtracting whole numbers · ★★☆ Medium

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1. 1
   $(42+18)+45=$ $42+(\boxed{}+45)$
2. 2
   $(6+34)+8=$ $6+(\boxed{}+8)$
3. 3
   $(32+8)+35=$ $32+(\boxed{}+35)$
4. 4
   $(28+3)+37=$ $28+(\boxed{}+37)$
5. 5
   $(45+42)+50=$ $45+(\boxed{}+50)$
6. 6
   $(15+16)+20=$ $15+(\boxed{}+20)$
7. 7
   $(28+25)+18=$ $28+(\boxed{}+18)$
8. 8
   $(46+10)+18=$ $46+(\boxed{}+18)$

Daniel Math Academy · Grade 5 Math

Answer Key

B.4 Properties of Addition · ★★☆ Medium

1. 118
2. 234
3. 38
4. 43
5. 542
6. 616
7. 725
8. 810