Sagot :
Answer:
A.
1. 7×3=21
2. 7×5=35
3. 13×3=39
4. 13×5=65
5. 13×7=91
6. 17×5=85
7. 19×5=95
8. 19×3=57
9. 41×2=82
10. 97×2=194
B.
1. 10+10=20
2. 15+15=30
3. 39+39=78
4. 14+14=28
5. 15+16=31
Explanation:
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Answer:
A. Find the prime numbers that will give the following products.
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1. 7 × 3 = 21 6. 17 × 5 = 85
2. 7 × 5 = 35 7. 19 × 5 = 95
3. 13 × 3 = 39 8. 19 × 3 = 57
4. 13 × 5 = 65 9. 41 × 2 = 82
5. 13 × 7 = 91 10. 97 × 2 = 194
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B. Find the prime numbers that will make each statement true.
4. 15 + 16 = 31
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# Math