Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 76 + 32 by rounding each number to the nearest 10: ______
- Estimate 51 − 30 by rounding each number to the nearest 10: ______
- Estimate 76 + 74 by rounding each number to the nearest 10: ______
- Estimate 40 − 50 by rounding each number to the nearest 10: ______
- Estimate 42 + 60 by rounding each number to the nearest 10: ______
- Estimate 57 − 84 by rounding each number to the nearest 10: ______
- Estimate 85 − 68 by rounding each number to the nearest 10: ______
- Estimate 73 − 83 by rounding each number to the nearest 10: ______
- Estimate 85 − 68 by rounding each number to the nearest 10: ______
- Estimate 63 − 43 by rounding each number to the nearest 10: ______
- Estimate 80 + 83 by rounding each number to the nearest 10: ______
- Estimate 28 + 43 by rounding each number to the nearest 10: ______
- Estimate 84 + 69 by rounding each number to the nearest 10: ______
- Estimate 30 + 23 by rounding each number to the nearest 10: ______
- Estimate 64 − 89 by rounding each number to the nearest 10: ______
- Estimate 79 + 47 by rounding each number to the nearest 10: ______
- Estimate 72 − 56 by rounding each number to the nearest 10: ______
- Estimate 76 − 68 by rounding each number to the nearest 10: ______
- Estimate 26 − 35 by rounding each number to the nearest 10: ______
- Estimate 70 + 86 by rounding each number to the nearest 10: ______