Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 − 48 by rounding each number to the nearest 10: ______
- Estimate 68 + 62 by rounding each number to the nearest 10: ______
- Estimate 65 + 83 by rounding each number to the nearest 10: ______
- Estimate 41 − 22 by rounding each number to the nearest 10: ______
- Estimate 34 − 48 by rounding each number to the nearest 10: ______
- Estimate 33 − 51 by rounding each number to the nearest 10: ______
- Estimate 57 − 46 by rounding each number to the nearest 10: ______
- Estimate 49 + 42 by rounding each number to the nearest 10: ______
- Estimate 81 + 29 by rounding each number to the nearest 10: ______
- Estimate 76 − 49 by rounding each number to the nearest 10: ______
- Estimate 85 − 71 by rounding each number to the nearest 10: ______
- Estimate 86 + 77 by rounding each number to the nearest 10: ______
- Estimate 32 + 23 by rounding each number to the nearest 10: ______
- Estimate 25 − 54 by rounding each number to the nearest 10: ______
- Estimate 67 − 47 by rounding each number to the nearest 10: ______
- Estimate 73 + 39 by rounding each number to the nearest 10: ______
- Estimate 30 + 49 by rounding each number to the nearest 10: ______
- Estimate 82 + 28 by rounding each number to the nearest 10: ______
- Estimate 28 + 31 by rounding each number to the nearest 10: ______
- Estimate 87 + 36 by rounding each number to the nearest 10: ______