Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 + 35 by rounding each number to the nearest 10: ______
- Estimate 24 + 41 by rounding each number to the nearest 10: ______
- Estimate 59 + 52 by rounding each number to the nearest 10: ______
- Estimate 45 − 43 by rounding each number to the nearest 10: ______
- Estimate 56 + 40 by rounding each number to the nearest 10: ______
- Estimate 42 − 88 by rounding each number to the nearest 10: ______
- Estimate 34 − 77 by rounding each number to the nearest 10: ______
- Estimate 77 + 56 by rounding each number to the nearest 10: ______
- Estimate 27 − 21 by rounding each number to the nearest 10: ______
- Estimate 33 + 34 by rounding each number to the nearest 10: ______
- Estimate 72 + 47 by rounding each number to the nearest 10: ______
- Estimate 51 − 37 by rounding each number to the nearest 10: ______
- Estimate 60 + 84 by rounding each number to the nearest 10: ______
- Estimate 76 + 83 by rounding each number to the nearest 10: ______
- Estimate 73 − 49 by rounding each number to the nearest 10: ______
- Estimate 61 − 21 by rounding each number to the nearest 10: ______
- Estimate 61 − 75 by rounding each number to the nearest 10: ______
- Estimate 55 + 84 by rounding each number to the nearest 10: ______
- Estimate 71 + 43 by rounding each number to the nearest 10: ______
- Estimate 81 − 76 by rounding each number to the nearest 10: ______