Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 + 43 by rounding each number to the nearest 10: ______
- Estimate 51 − 76 by rounding each number to the nearest 10: ______
- Estimate 37 + 67 by rounding each number to the nearest 10: ______
- Estimate 50 − 83 by rounding each number to the nearest 10: ______
- Estimate 74 + 84 by rounding each number to the nearest 10: ______
- Estimate 61 + 74 by rounding each number to the nearest 10: ______
- Estimate 86 + 88 by rounding each number to the nearest 10: ______
- Estimate 42 − 64 by rounding each number to the nearest 10: ______
- Estimate 40 − 60 by rounding each number to the nearest 10: ______
- Estimate 48 − 85 by rounding each number to the nearest 10: ______
- Estimate 51 + 87 by rounding each number to the nearest 10: ______
- Estimate 80 − 51 by rounding each number to the nearest 10: ______
- Estimate 67 + 56 by rounding each number to the nearest 10: ______
- Estimate 54 − 86 by rounding each number to the nearest 10: ______
- Estimate 85 − 88 by rounding each number to the nearest 10: ______
- Estimate 63 + 33 by rounding each number to the nearest 10: ______
- Estimate 88 + 84 by rounding each number to the nearest 10: ______
- Estimate 39 + 64 by rounding each number to the nearest 10: ______
- Estimate 72 − 57 by rounding each number to the nearest 10: ______
- Estimate 55 + 38 by rounding each number to the nearest 10: ______