Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 − 80 by rounding each number to the nearest 10: ______
- Estimate 38 + 80 by rounding each number to the nearest 10: ______
- Estimate 54 − 62 by rounding each number to the nearest 10: ______
- Estimate 65 − 45 by rounding each number to the nearest 10: ______
- Estimate 65 + 42 by rounding each number to the nearest 10: ______
- Estimate 74 + 89 by rounding each number to the nearest 10: ______
- Estimate 75 − 73 by rounding each number to the nearest 10: ______
- Estimate 86 + 77 by rounding each number to the nearest 10: ______
- Estimate 36 + 45 by rounding each number to the nearest 10: ______
- Estimate 64 + 73 by rounding each number to the nearest 10: ______
- Estimate 45 + 56 by rounding each number to the nearest 10: ______
- Estimate 57 − 64 by rounding each number to the nearest 10: ______
- Estimate 76 − 46 by rounding each number to the nearest 10: ______
- Estimate 33 − 87 by rounding each number to the nearest 10: ______
- Estimate 78 − 71 by rounding each number to the nearest 10: ______
- Estimate 69 + 82 by rounding each number to the nearest 10: ______
- Estimate 74 − 27 by rounding each number to the nearest 10: ______
- Estimate 53 + 67 by rounding each number to the nearest 10: ______
- Estimate 49 − 48 by rounding each number to the nearest 10: ______
- Estimate 60 + 50 by rounding each number to the nearest 10: ______