Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 + 61 by rounding each number to the nearest 10: ______
- Estimate 60 + 57 by rounding each number to the nearest 10: ______
- Estimate 34 − 84 by rounding each number to the nearest 10: ______
- Estimate 62 − 84 by rounding each number to the nearest 10: ______
- Estimate 51 + 43 by rounding each number to the nearest 10: ______
- Estimate 84 + 38 by rounding each number to the nearest 10: ______
- Estimate 87 − 81 by rounding each number to the nearest 10: ______
- Estimate 64 + 44 by rounding each number to the nearest 10: ______
- Estimate 68 + 83 by rounding each number to the nearest 10: ______
- Estimate 60 − 70 by rounding each number to the nearest 10: ______
- Estimate 87 − 51 by rounding each number to the nearest 10: ______
- Estimate 28 − 88 by rounding each number to the nearest 10: ______
- Estimate 75 + 87 by rounding each number to the nearest 10: ______
- Estimate 42 + 63 by rounding each number to the nearest 10: ______
- Estimate 84 − 76 by rounding each number to the nearest 10: ______
- Estimate 55 − 60 by rounding each number to the nearest 10: ______
- Estimate 86 + 70 by rounding each number to the nearest 10: ______
- Estimate 48 + 65 by rounding each number to the nearest 10: ______
- Estimate 54 + 72 by rounding each number to the nearest 10: ______
- Estimate 24 − 34 by rounding each number to the nearest 10: ______