Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 + 29 by rounding each number to the nearest 10: ______
- Estimate 69 − 75 by rounding each number to the nearest 10: ______
- Estimate 52 + 53 by rounding each number to the nearest 10: ______
- Estimate 57 − 65 by rounding each number to the nearest 10: ______
- Estimate 39 − 43 by rounding each number to the nearest 10: ______
- Estimate 50 + 51 by rounding each number to the nearest 10: ______
- Estimate 42 − 86 by rounding each number to the nearest 10: ______
- Estimate 87 − 37 by rounding each number to the nearest 10: ______
- Estimate 71 + 75 by rounding each number to the nearest 10: ______
- Estimate 79 − 29 by rounding each number to the nearest 10: ______
- Estimate 32 − 35 by rounding each number to the nearest 10: ______
- Estimate 85 − 68 by rounding each number to the nearest 10: ______
- Estimate 88 − 83 by rounding each number to the nearest 10: ______
- Estimate 42 − 65 by rounding each number to the nearest 10: ______
- Estimate 54 + 82 by rounding each number to the nearest 10: ______
- Estimate 68 − 37 by rounding each number to the nearest 10: ______
- Estimate 42 + 77 by rounding each number to the nearest 10: ______
- Estimate 89 + 54 by rounding each number to the nearest 10: ______
- Estimate 23 + 78 by rounding each number to the nearest 10: ______
- Estimate 53 − 58 by rounding each number to the nearest 10: ______