Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 + 89 by rounding each number to the nearest 10: ______
- Estimate 50 + 79 by rounding each number to the nearest 10: ______
- Estimate 57 − 34 by rounding each number to the nearest 10: ______
- Estimate 30 + 54 by rounding each number to the nearest 10: ______
- Estimate 64 + 53 by rounding each number to the nearest 10: ______
- Estimate 71 − 69 by rounding each number to the nearest 10: ______
- Estimate 85 + 53 by rounding each number to the nearest 10: ______
- Estimate 88 − 76 by rounding each number to the nearest 10: ______
- Estimate 41 + 77 by rounding each number to the nearest 10: ______
- Estimate 54 + 65 by rounding each number to the nearest 10: ______
- Estimate 68 − 52 by rounding each number to the nearest 10: ______
- Estimate 29 + 32 by rounding each number to the nearest 10: ______
- Estimate 39 + 70 by rounding each number to the nearest 10: ______
- Estimate 45 + 27 by rounding each number to the nearest 10: ______
- Estimate 31 + 63 by rounding each number to the nearest 10: ______
- Estimate 51 − 43 by rounding each number to the nearest 10: ______
- Estimate 42 − 66 by rounding each number to the nearest 10: ______
- Estimate 39 + 36 by rounding each number to the nearest 10: ______
- Estimate 62 + 76 by rounding each number to the nearest 10: ______
- Estimate 62 + 46 by rounding each number to the nearest 10: ______