Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 + 40 by rounding each number to the nearest 10: ______
- Estimate 89 + 63 by rounding each number to the nearest 10: ______
- Estimate 68 + 35 by rounding each number to the nearest 10: ______
- Estimate 44 − 67 by rounding each number to the nearest 10: ______
- Estimate 40 + 89 by rounding each number to the nearest 10: ______
- Estimate 42 − 60 by rounding each number to the nearest 10: ______
- Estimate 75 − 22 by rounding each number to the nearest 10: ______
- Estimate 77 + 66 by rounding each number to the nearest 10: ______
- Estimate 83 + 70 by rounding each number to the nearest 10: ______
- Estimate 54 − 59 by rounding each number to the nearest 10: ______
- Estimate 71 − 22 by rounding each number to the nearest 10: ______
- Estimate 56 + 57 by rounding each number to the nearest 10: ______
- Estimate 26 + 36 by rounding each number to the nearest 10: ______
- Estimate 42 + 50 by rounding each number to the nearest 10: ______
- Estimate 82 − 63 by rounding each number to the nearest 10: ______
- Estimate 89 + 74 by rounding each number to the nearest 10: ______
- Estimate 34 + 63 by rounding each number to the nearest 10: ______
- Estimate 28 + 39 by rounding each number to the nearest 10: ______
- Estimate 71 + 40 by rounding each number to the nearest 10: ______
- Estimate 89 + 52 by rounding each number to the nearest 10: ______