Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 42 + 70 by rounding each number to the nearest 10: ______
- Estimate 61 − 62 by rounding each number to the nearest 10: ______
- Estimate 45 − 50 by rounding each number to the nearest 10: ______
- Estimate 58 + 83 by rounding each number to the nearest 10: ______
- Estimate 23 − 76 by rounding each number to the nearest 10: ______
- Estimate 59 + 50 by rounding each number to the nearest 10: ______
- Estimate 58 + 27 by rounding each number to the nearest 10: ______
- Estimate 74 − 87 by rounding each number to the nearest 10: ______
- Estimate 69 + 84 by rounding each number to the nearest 10: ______
- Estimate 23 − 44 by rounding each number to the nearest 10: ______
- Estimate 45 + 63 by rounding each number to the nearest 10: ______
- Estimate 69 − 40 by rounding each number to the nearest 10: ______
- Estimate 81 + 56 by rounding each number to the nearest 10: ______
- Estimate 73 − 63 by rounding each number to the nearest 10: ______
- Estimate 40 + 81 by rounding each number to the nearest 10: ______
- Estimate 61 + 50 by rounding each number to the nearest 10: ______
- Estimate 29 + 41 by rounding each number to the nearest 10: ______
- Estimate 64 + 86 by rounding each number to the nearest 10: ______
- Estimate 44 + 65 by rounding each number to the nearest 10: ______
- Estimate 31 − 59 by rounding each number to the nearest 10: ______