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How to do page 82 of the second volume of the third grade?
26+9= 57-38= 1500-700= 42×2= 99×3= 770×7=

660×3= 960×3= 180×9= 65+ 15= 660×6= 800×2=

50×5= 3×800= 420×7= 3×220= 480×4= 58+33=

420-20= 93×3= 880×4= 1200-200= 1 1×7= 80-46=

0×5 1= 0×76= 0×85= 70×7= 14×2= 5×900=

2×200= 84×4= 0×9 1= 930×3= 390×3= 0+22=

83-57= 29+68= 68-49= 80×7= 800×4= 330×3=

3×23= 64×2= 58+26= 34×2= 550×5= 800×8=

420×2= 63×3= 160×4= 800+700= 690×3= 58-0=

2×440= 48×2= 480×2= 60×5= 2×44= 840×4=

440×4= 32×3= 48×4= 540×9= 90×9= 13×3=

600×7= 120×3= 480×2= 39×3= 560×8= 990×3=

3×200= 620×2= 660×2= 880×4= 7500-500=

0×9 1= 12×4= 3×3 1= 0×57= 120×4= 0×97=

360×9= 44×2= 960×3= 32×2= 2×440= 460×2=