Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 71 − 74 by rounding each number to the nearest 10: ______
- Estimate 35 − 55 by rounding each number to the nearest 10: ______
- Estimate 49 − 37 by rounding each number to the nearest 10: ______
- Estimate 30 − 39 by rounding each number to the nearest 10: ______
- Estimate 64 − 50 by rounding each number to the nearest 10: ______
- Estimate 75 − 85 by rounding each number to the nearest 10: ______
- Estimate 48 + 70 by rounding each number to the nearest 10: ______
- Estimate 89 − 38 by rounding each number to the nearest 10: ______
- Estimate 41 + 29 by rounding each number to the nearest 10: ______
- Estimate 85 + 33 by rounding each number to the nearest 10: ______
- Estimate 68 + 22 by rounding each number to the nearest 10: ______
- Estimate 82 + 57 by rounding each number to the nearest 10: ______
- Estimate 47 + 79 by rounding each number to the nearest 10: ______
- Estimate 51 − 34 by rounding each number to the nearest 10: ______
- Estimate 31 − 54 by rounding each number to the nearest 10: ______
- Estimate 32 − 64 by rounding each number to the nearest 10: ______
- Estimate 35 − 32 by rounding each number to the nearest 10: ______
- Estimate 81 + 77 by rounding each number to the nearest 10: ______
- Estimate 39 − 64 by rounding each number to the nearest 10: ______
- Estimate 60 − 64 by rounding each number to the nearest 10: ______